Adding v0.6.1-dev in changelog
Removing old files from .gitignore
Incrementing the version to v0.6.1-dev
Fixing json parse in docker pull. #136
Removing support to `mount_folders` and `persistent_folders`
Fixing path for transpiled files in stack trace.
Merge branch 'v0.6.1-dev'
Moving brew package path.
Updating changelog and up version to 0.6.1